Quote:
|
Originally Posted by Steel
or to make 2.2's statement broader, if you want fuel efficiency, you cut gasoline out of the equasion, and go for lean-burn compression ignition fuels aka diesel.
|
BTW direct injection gas engines can lean-burn by injecting just a small amount of fuel right around the sparkplug Mitsu engineers ran a gas engine with as low as a 30:1 air to fuel ratio using direct injection, that is well under half the recomended 12 or 13 to one ratio.